Pyrrolo¬3,4-c| pyrroles

C - Chemistry – Metallurgy – 09 – B

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Details

C09B 57/00 (2006.01) C07D 487/04 (2006.01) C08K 5/3415 (2006.01) C09K 11/06 (2006.01) G03G 9/09 (2006.01)

Patent

CA 2117865

Novel pyrrolo[3,4-c]pyrroles Abstract of the Disclosure Pyrrolo[3,4-c]pyrroles of formula Image (I), wherein D and E are each independently of the other a group of formula Image (II), Image (III) or Image (IV), The symbols Q, R8, R9, R10, R11, X, Y, Z, m and n are as defined in claim 1. These pyrrolo[3,4-c]pyrroles are distinguished by outstanding solid state fluorescence in the UV range as well as by the ease with which they can be converted to pyrrolopyrrole pigments even in the substrate in which they are incorporated.

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